Sökning: "aerodynamic derivatives"

Visar resultat 1 - 5 av 8 uppsatser innehållade orden aerodynamic derivatives.

  1. 1. Tools and Challenges in Evaluating Control Surface Airworthiness for a Blended-Wing-Body UAV

    Master-uppsats, KTH/Lättkonstruktioner, marina system, flyg- och rymdteknik, rörelsemekanik

    Författare :Anton Åkesson; [2023]
    Nyckelord :;

    Sammanfattning : For transport aeroplanes the Blended-Wing-Body (BWB) configuration shows promise in improving aerodynamic efficiency. The Green Raven project strives to demonstrate hydrogen fuel-cell-electric propulsion on a 4 m wingspan BWB. LÄS MER

  3. 2. Implementation of Flight Mechanical Evaluation Criteria in an Aircraft Conceptual Design Tool with focus on Longitudinal Motions

    Master-uppsats, Linköpings universitet/Fluida och mekatroniska system

    Författare :Argyro Giota; Aleksandra Roszkowska; [2023]
    Nyckelord :flight mechanics; Pacelab APD 8.1; aerodynamic derivatives; equations of motion; B747; stability and control; longitudinal dynamics; phugoid mode; short period mode; DATCOM ; OpenVSP;

    Sammanfattning : This report focuses on the utilisation of flight mechanics in the context of aircraftconceptual design to assess stability, control, and motion characteristics. The pri-mary objective is to acquire the equations of motion and implement longitudinalstability and control criteria using Pacelab Aircraft Preliminary Design 8. LÄS MER

  4. 3. Development of a System Identification Tool for Subscale Flight Testing

    Master-uppsats, Linköpings universitet/Fluida och mekatroniska system

    Författare :Adrian Arustei; [2019]
    Nyckelord :GFF; Generic Future Fighter; system identification; orthogonal function modeling; equation error method; output error method; aerodynamic derivatives; flight dynamics; flight testing;

    Sammanfattning : Aircraft system identification has been widely used to this day in applications like control law design, building simulators or extending flight envelopes. It can also be utilized for determining flight-mechanical characteristics in the preliminary design phase of a flight vehicle. LÄS MER

  5. 4. Simulation Model Development of a Subscale Fighter Demonstrator : Aerodynamic Database Generation and Propulsion Modeling

    Master-uppsats, Linköpings universitet/Fluida och mekatroniska system

    Författare :Carry Prameswari; [2017]
    Nyckelord :;

    Sammanfattning : The main objective of this thesis was to improve the simulation model of a subscale fighter demonstratorthat had been developed previously. In order to give a reliable result, the simulation model should be modeled correctly and employ accurate input. LÄS MER

  7. 5. Uncertainty Analysis of the Aerodynamic Coefficients

    Master-uppsats, KTH/Flygdynamik

    Författare :Filip Söderman; [2017]
    Nyckelord :;

    Sammanfattning : This thesis treats an error propagation analysis used to estimate the uncertainty of the aerodynamic coefficients. The propagation methods used in this analysis are a Taylor Series Method and a Monte Carlo Method. LÄS MER